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Voltage Regulators - DC DC Switching Regulators

Manufacturer Series Package/Case Packaging Part Status Function Output Configuration Output Type Number of Outputs Voltage - Input (Min) Topology Voltage - Input (Max) Voltage - Output (Min/Fixed) Voltage - Output (Max) Current - Output Frequency - Switching Qualification Synchronous Rectifier Grade Operating Temperature Mounting Style Supplier Device 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Photo Mfr. Part # Availability Price Quantity Datasheet Series Package/Case Packaging Part Status Function Output Configuration Output Type Number of Outputs Voltage - Input (Min) Topology Voltage - Input (Max) Voltage - Output (Min/Fixed) Voltage - Output (Max) Current - Output Frequency - Switching Qualification Synchronous Rectifier Grade Operating Temperature Mounting Style Supplier Device Package
MPQ9842GLE-AEC1-Z

MPQ9842GLE-AEC1-Z

IC REG BUCK ADJ 2A 16QFN

Monolithic Power Systems Inc.

4,453
MPQ9842GLE-AEC1-Z

Datasheet

MPQ 16-VQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.3V Buck 36V 0.8V 36V 2A 350kHz ~ 2.5MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 16-QFN (3x4)
MPQ9842GLE-33-AEC1-Z

MPQ9842GLE-33-AEC1-Z

IC REG BUCK 3.3V 2A 16QFN

Monolithic Power Systems Inc.

3,975
MPQ9842GLE-33-AEC1-Z

Datasheet

MPQ 16-VQFN Tape & Reel (TR) Active Step-Down Positive Fixed 1 3.3V Buck 36V 3.3V - 2A 350kHz ~ 2.5MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount, Wettable Flank 16-QFN (3x4)
MP4571GQB-P

MP4571GQB-P

IC REG BUCK ADJ 1A 12QFN

Monolithic Power Systems Inc.

1,285
MP4571GQB-P

Datasheet

MP 12-VFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 60V 1V 54V 1A 400kHz ~ 2.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 12-QFN (2.5x3)
MP2490DQ-LF-P

MP2490DQ-LF-P

IC REG BUCK ADJ 1.5A 10QFN

Monolithic Power Systems Inc.

635
MP2490DQ-LF-P

Datasheet

- 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4.5V Buck 36V 0.8V 15V 1.5A 700kHz - No - -40°C ~ 85°C (TA) Surface Mount 10-QFN (3x3)
BM2P26CK-Z

BM2P26CK-Z

IC REG FLYBACK 600MA 7DIPK

Rohm Semiconductor

2,000
BM2P26CK-Z

Datasheet

- 8-DIP (0.300", 7.62mm), 7 Leads Tube Active - Positive - 1 11.9V Flyback 25.5V - - 600mA 100kHz - No - -40°C ~ 105°C (TA) Through Hole 7-DIPK
BM2P104E-Z

BM2P104E-Z

IC REG FLYBACK ADJ 1MA 7DIP

Rohm Semiconductor

2,000
BM2P104E-Z

Datasheet

- 8-DIP (0.300", 7.62mm), 7 Leads Tube Active Step-Down Positive Adjustable 1 8.9V Flyback 26V 1.25V 26V 1mA 100kHz - No - -40°C ~ 105°C (TA) Through Hole 7-DIP-AK
MPQ9842GL-P

MPQ9842GL-P

IC REG BUCK ADJ 2A 16QFN

Monolithic Power Systems Inc.

940
MPQ9842GL-P

Datasheet

MPQ 16-PowerVQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.3V Buck 36V 0.8V 36V 2A 350kHz ~ 2.5MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 16-QFN (3x4)
LM2852YMXA-2.5/NOPB

LM2852YMXA-2.5/NOPB

IC REG BUCK 2.5V 2A 14HTSSOP

Texas Instruments

171
LM2852YMXA-2.5/NOPB

Datasheet

SIMPLE SWITCHER® 14-PowerTSSOP (0.173", 4.40mm Width) Tube Active Step-Down Positive Fixed 1 2.85V Buck 5.5V 2.5V - 2A 500kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 14-HTSSOP
A6986ITR

A6986ITR

IC REG BUCK ADJ 16HTSSOP

STMicroelectronics

17,616
A6986ITR

Datasheet

- 16-PowerTSSOP (0.173", 4.40mm Width) Tape & Reel (TR) Active Step-Down Positive Adjustable 1 4V Buck 38V 0.85V 38V - 275kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 135°C (TJ) Surface Mount 16-HTSSOP
LM26420Q0XMH/NOPB

LM26420Q0XMH/NOPB

IC REG BUCK ADJ 2A DL 20HTSSOP

Texas Instruments

1,419
LM26420Q0XMH/NOPB

Datasheet

- 20-PowerTSSOP (0.173", 4.40mm Width) Bulk Active Step-Down Positive Adjustable 2 3V Buck 5.5V 0.8V 4.5V 2A 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 150°C (TJ) Surface Mount 20-HTSSOP
MP9151GD-P

MP9151GD-P

IC REG BUCK ADJ 4A 14QFN

Monolithic Power Systems Inc.

1,005
MP9151GD-P

Datasheet

- 14-PowerVFQFN Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 4.5V Buck 20V 0.8V 19V 4A 300kHz ~ 1.6MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 14-QFN (2x3)
MP2108DK-LF-P

MP2108DK-LF-P

IC REG BUCK ADJ 2A 10MSOP

Monolithic Power Systems Inc.

500
MP2108DK-LF-P

Datasheet

- 10-TFSOP, 10-MSOP (0.118", 3.00mm Width) Tape & Reel (TR) Not For New Designs Step-Down Positive Adjustable 1 2.6V Buck 6V 0.9V 5V 2A 740kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-MSOP
MAX16712AWI+

MAX16712AWI+

IC REG BUCK ADJ 6A/6A DL 28WLP

Analog Devices Inc./Maxim Integrated

893
MAX16712AWI+

Datasheet

- 28-BGA, WLBGA Strip Active Step-Down Positive Adjustable 2 2.7V Buck 16V 0.5V 5.8V 6A, 6A 500kHz ~ 2MHz - No - -40°C ~ 125°C (TJ) Surface Mount 28-WLP (2.2x3.5)
UCC25230DRMT

UCC25230DRMT

IC REG BUCK FLYBACK ADJ 8VSON

Texas Instruments

3,199
UCC25230DRMT

Datasheet

- 8-VDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive, Isolation Capable Adjustable 1 12V Buck, Flyback, Forward Converter 75V 3.3V 90V 200mA 380kHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 8-VSON (4x4)
ADP2120ACPZ-1.8-R7

ADP2120ACPZ-1.8-R7

IC REG BUCK 1.8V 1.25A 10LFCSP

Analog Devices Inc.

1,468
ADP2120ACPZ-1.8-R7

Datasheet

- 10-VFDFN Exposed Pad, CSP Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 5.5V 1.8V - 1.25A 1.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-LFCSP-WD (3x3)
ADP2120ACPZ-1.2-R7

ADP2120ACPZ-1.2-R7

IC REG BUCK 1.2V 1.25A 10LFCSP

Analog Devices Inc.

502
ADP2120ACPZ-1.2-R7

Datasheet

- 10-VFDFN Exposed Pad, CSP Tape & Reel (TR) Active Step-Down Positive Fixed 1 2.3V Buck 5.5V 1.2V - 1.25A 1.2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-LFCSP-WD (3x3)
BD8967FVM-TR

BD8967FVM-TR

IC REG BUCK 3.3V 800MA 8MSOP

Rohm Semiconductor

354
BD8967FVM-TR

Datasheet

- 8-VSSOP, 8-MSOP (0.110", 2.80mm Width) Tape & Reel (TR) Not For New Designs Step-Down Positive Fixed 1 4.5V Buck 5.5V 3.3V - 800mA 1MHz - Yes - -25°C ~ 85°C (TA) Surface Mount 8-MSOP
TPS51312DRCT

TPS51312DRCT

IC REG BUCK ADJ 3A 10VSON

Texas Instruments

234
TPS51312DRCT

Datasheet

D-CAP2™, Eco-Mode™ 10-VFDFN Exposed Pad Tape & Reel (TR) Active Step-Down Positive Adjustable 1 3.1V Buck 5.5V 0.6V 3.3V 3A 900kHz - Yes - -40°C ~ 85°C (TA) Surface Mount 10-VSON (3x3)
ADP5300ACPZ-3-R7

ADP5300ACPZ-3-R7

IC REG BUCK PROG 10LFCSP

Analog Devices Inc.

2,869
ADP5300ACPZ-3-R7

Datasheet

- 10-VFDFN Exposed Pad, CSP Tape & Reel (TR) Active Step-Down Positive Programmable 1 2.15V Buck 6.5V 0.8V 5V 50mA, 500mA 2MHz - Yes - -40°C ~ 125°C (TJ) Surface Mount 10-LFCSP-WD (3x3)
MPQ2123GD-AEC1-P

MPQ2123GD-AEC1-P

IC REG BUCK ADJ 2A 11QFN

Monolithic Power Systems Inc.

500
MPQ2123GD-AEC1-P

Datasheet

- 11-PowerVFQFN Tape & Reel (TR) Active Step-Down Positive Adjustable 1 2.7V Buck 6V 0.606V 6V 2A 300kHz ~ 2.2MHz AEC-Q100 Yes Automotive -40°C ~ 125°C (TJ) Surface Mount 11-QFN (2x3)
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Frequently Asked Questions

Voltage Regulators - DC DC Switching Regulators Overview

Voltage Regulators - DC-DC Switching Regulators Overview

DC-DC Switching Regulators, also known as DC-DC converters, are essential components in modern power management systems. Unlike linear regulators that dissipate excess energy as heat, switching regulators use high-frequency switching elements and energy storage components (inductors, capacitors) to efficiently step up, step down, or invert voltage levels. This design enables conversion efficiency levels of 80–95% or higher, making them indispensable for portable electronics, industrial automation, automotive systems, and communication equipment.

Key Advantages

High Efficiency: By minimizing energy loss, DC-DC switching regulators extend battery life in mobile devices and reduce overall power consumption in embedded systems.
Flexibility: Available in buck (step-down), boost (step-up), buck-boost, and inverting topologies, they provide engineers with versatile solutions for a wide range of voltage conversion needs.
Compact Size: With the integration of control circuitry and optimized packaging, regulators are now available in ultra-small footprints such as QFN and TSSOP, enabling compact PCB designs.
Thermal Performance: Efficient energy transfer reduces heat generation, which is critical in high-density boards and automotive ECUs.

Typical Applications

Consumer Electronics: Smartphones, tablets, wearables, and gaming devices rely on DC-DC converters for stable operation of processors, memory, and RF modules.
Industrial Equipment: Used in factory automation, robotics, and sensor networks where stable power is critical.
Automotive Systems: Powertrain control modules, infotainment units, and ADAS (Advanced Driver Assistance Systems) require efficient DC-DC conversion to meet stringent performance and reliability standards.
Telecommunication & Networking: Routers, base stations, and IoT gateways integrate switching regulators to ensure consistent power delivery under variable loads.

Features to Consider

When selecting a DC-DC switching regulator, engineers should evaluate:
Input voltage range and output voltage accuracy
Maximum output current capability
Efficiency curves under various load conditions
Switching frequency and EMI performance
Package type and thermal dissipation
Compliance with RoHS/REACH and automotive AEC-Q100 standards

Inventory and Availability

At OEMSTOCK.COM, we maintain a broad selection of Voltage Regulators – DC-DC Switching Regulators from leading manufacturers such as Texas Instruments, Analog Devices, Nuvoton, and Nisshinbo Micro Devices. Products are available in multiple packages and stocked in significant quantities to support both prototype development and large-scale production. Our global sourcing network ensures competitive pricing and reliable lead times, while our RFQ system allows engineers and procurement teams to request customized quotations instantly.
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